The table below looks at the statistics for D3.js skills in IT jobs advertised for the Hertfordshire region. Included is a guide to the average salaries offered in IT jobs that have cited D3.js over the 3 months to 18 September 2014 with a comparison to the same period in the previous 2 years.

Location
3 months to
18 Sep 2014
Same period 2013 Same period 2012
Data-Driven Documents (D3)
Rank 135 127 168
Rank change year-on-year
-8 +41
Permanent jobs citing D3.js 10 5 3
As % of all permanent IT jobs located in Hertfordshire 0.43% 0.25% 0.10%
As % of the Libraries, Frameworks & Software Standards category 1.28% 0.62% 0.27%
Number of salaries quoted 10 4 3
Average salary £45,000 £46,250 £27,500
Average salary % change year-on-year
-2.70% +68.18%
UK excluding London average salary £45,000 £40,000 £27,500
% change year-on-year
+12.50% +45.45%
D3.js
East of England

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in permanent jobs advertised in the Hertfordshire region.

Libraries, Frameworks & Software Standards Category
Hertfordshire
Permanent IT job ads with a match in the
Libraries, Frameworks & Software Standards category
782 807 1131
As % of all permanent IT jobs located in Hertfordshire 33.85% 40.41% 38.95%
Number of salaries quoted 665 704 938
Average salary £45,000 £39,000 £45,000
Average salary % change year-on-year
+15.38% -13.33%
90% offered a salary of more than £30,000 £30,000 £28,000
10% offered a salary of more than £62,500 £65,000 £62,500
UK excluding London average salary £40,000 £37,500 £37,500
% change year-on-year
+6.66% -

D3.js
Jobs Demand Trend in Hertfordshire

This chart provides a 3-month moving total of permanent IT jobs citing D3.js across the Hertfordshire region as a proportion of the total demand within the Libraries, Frameworks & Software Standards category.

D3.js Jobs Demand Trend in Hertfordshire

D3.js
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing D3.js across the Hertfordshire region.

D3.js Salary Trend in Hertfordshire

D3.js
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 18 September 2014, IT jobs across the Hertfordshire region citing D3.js also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited D3.js.

1 10 (100.00%) HTML
1 10 (100.00%) JavaScript
1 10 (100.00%) CSS
1 10 (100.00%) MVC
1 10 (100.00%) Highcharts JS
2 8 (80.00%) HTML5
2 8 (80.00%) Node.js
2 8 (80.00%) CSS3
2 8 (80.00%) WebSockets
2 8 (80.00%) Backbone.js
2 8 (80.00%) Sass
2 8 (80.00%) LESS
2 8 (80.00%) AngularJS
2 8 (80.00%) Grunt
2 8 (80.00%) Debian
2 8 (80.00%) OpenBSD
2 8 (80.00%) Ajax
2 8 (80.00%) Ubuntu
2 8 (80.00%) Git (software)
2 8 (80.00%) Mercurial
2 8 (80.00%) AIX
2 8 (80.00%) FreeBSD
3 2 (20.00%) Business Intelligence
3 2 (20.00%) .NET
3 2 (20.00%) SQL Server
3 2 (20.00%) ASP.NET
3 2 (20.00%) Visualisation
3 2 (20.00%) ASP.NET MVC
3 2 (20.00%) C#
3 2 (20.00%) Analytics

D3.js
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 18 September 2014, IT jobs across the Hertfordshire region citing D3.js also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited D3.js. Up to 20 skills are shown per category.

Application Platforms
1 8 (80.00%) Node.js
Database & Business Intelligence
1 2 (20.00%) SQL Server
Development Applications
1 8 (80.00%) Grunt
1 8 (80.00%) Git (software)
1 8 (80.00%) Mercurial
Job Titles
1 10 (100.00%) Developer
2 8 (80.00%) Front-End Developer
3 2 (20.00%) Web Developer
Libraries, Frameworks & Software Standards
1 10 (100.00%) HTML
1 10 (100.00%) CSS
1 10 (100.00%) Highcharts JS
2 8 (80.00%) HTML5
2 8 (80.00%) CSS3
2 8 (80.00%) WebSockets
2 8 (80.00%) Backbone.js
2 8 (80.00%) Sass
2 8 (80.00%) LESS
2 8 (80.00%) AngularJS
2 8 (80.00%) Ajax
3 2 (20.00%) .NET
3 2 (20.00%) ASP.NET
3 2 (20.00%) ASP.NET MVC
Miscellaneous
1 2 (20.00%) Visualisation
Operating Systems
1 8 (80.00%) Debian
1 8 (80.00%) OpenBSD
1 8 (80.00%) Ubuntu
1 8 (80.00%) AIX
1 8 (80.00%) FreeBSD
Processes & Methodologies
1 10 (100.00%) MVC
2 2 (20.00%) Business Intelligence
2 2 (20.00%) Analytics
2 2 (20.00%) Data Analytics
Programming Languages
1 10 (100.00%) JavaScript
2 2 (20.00%) C#